WPAN Interoperability Classes
- Class 4 - Full Compliance to the 802.11 MAC & PHY PICS
- Class 3 - Partial Interoperability: there is a way on the medium to exchange data without an intermediate device
- Class 3a Transmit and Receive
- Class 3b Receive Only
- Class 3c Detect Energy
- Class 2 - Bridge-like (1 MAC/2 PHYs)
- Class 1 - Gateway-like (> 1 MAC)
- Class 0 - Non Interoperable